Bump prettier from 3.4.1 to 3.4.2 in /user-auth/graphtutorial

Bumps [prettier](https://github.com/prettier/prettier) from 3.4.1 to 3.4.2.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](prettier/prettier@3.4.1...3.4.2)

---
updated-dependencies:
- dependency-name: prettier
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

user-auth/graphtutorial/package-lock.json

@@ -16,7 +16,7 @@
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-header": "^3.1.1",
     "eslint-plugin-prettier": "^5.2.1",
-    "prettier": "^3.4.1"
+    "prettier": "^3.4.2"
   },
   "dependencies": {
     "@azure/identity": "^4.5.0",